import java.sql.SQLOutput;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

public class Demo3 {
    public static void main(String[] args) {
        ExecutorService pool = Executors.newFixedThreadPool(5);
        pool.submit(new Runnable() {
            @Override
            public void run() {
                System.out.println("线程池");
            }
        });

    }
}
